কোনো জৈব এসিডের 0.001 M দ্রবণের pH = 4 হলে, বিয়োজন মাত্রা কত?
A. 15%
B. 1%
C. 10%
D. 5%
সঠিক উত্তরঃ
C.
10%
Explanation: [H+]=10−4 M
Related Questions (Any University/Year)
- Which one is the correct indirect speech of the following sentence? The boy said, "What a terrible storm it is!"
- Smoking is bad for your health and it is antisocial because many people find it unpleasant.___, it’s a waste of money.
- We were waiting for the bus. Here the underlined part is-
- Perry wrote a screenplay, a book of poetry____.
- Choose the right answer for conversion of the following sentence as directed: He is very dull and cannot understand his lesson. (Simple)
- ‘A speech or writing in praise of a person’ is known as____.
- Transform the following sentence: Tell me the truth. (Complex)
- What is the synonym of ‘Conjecture’?
- Find out the correct sentence.
- What kind of verb is the word 'went' in the following sentence- "The dog went mad."?
- Fill in the blank: We are late. The program___ by the time we get to the venue.
- Read the following passage and answer next question:Two great centuries of civilization under the Roman Empire were Rome itself in the West and Byzantium (present-day Istanbul) in the East. The arts had reached supreme heights in the first century B.C. But when Rome fell to invading Barbarians, the dark ages submerged most of Europe for hundreds of years. A large part of the Empire was gradually restored under King Charlemagne in the late and early ninth centuries, and the culture of Byzantium, which had continued to flourish, began to filter through the West.In which of the following periods had the arts developed greatly?
- Choose the best indirect form of the following sentence: “Do you know the way to the zoo?” she said to Robin.
- An antonym of ‘altruism’ is__.
- ‘A speech or writing in praise of a person’ is known as____.
- We were waiting for the bus. Here the underlined part is-
- It’s hardly rained at all this summer, ___?
- Fill in the blank: We are late. The program___ by the time we get to the venue.
- Choose the correct direct sentence of the following indirect sentence- “The police man asked if I had seen the accident.”
- Change the voice of the sentence, “They had a nice car.”
- What kind of adjective is the word ‘neither’ in the following sentence? “I shall support neither party.”
- নিচের কোনটিতে ক্লোরিনের জারণ সংখ্যা সর্বাধিক?
- An antonym of ‘altruism’ is__.
- Smoking is bad for your health and it is antisocial because many people find it unpleasant.___, it’s a waste of money.
- Neither the boys was present. The underlined word is a______ pronoun.
